fix: coding style and file format for all example.

eBook/examples/chapter_10/structs_fields.go

@@ -1,23 +1,23 @@
-package main
-
-import "fmt"
-
-type struct1 struct {
-	i1   int
-	f1   float32
-	str  string
-}
-
-func main() {
-	// var ms *struct1 = new(struct1)
-	// better:
-	ms := new(struct1)
-	ms.i1 = 10
-	ms.f1 = 15.5
-	ms.str = "Chris"
-	// ms := &struct1{10, 15.5, "Chris"}
-	fmt.Printf("The int is: %d\n", ms.i1)
-	fmt.Printf("The float is: %f\n", ms.f1)
-	fmt.Printf("The string is: %s\n", ms.str)
-	fmt.Println(ms) // output: &{10 15.5 Chris}
-}
+package main
+
+import "fmt"
+
+type struct1 struct {
+	i1  int
+	f1  float32
+	str string
+}
+
+func main() {
+	// var ms *struct1 = new(struct1)
+	// better:
+	ms := new(struct1)
+	ms.i1 = 10
+	ms.f1 = 15.5
+	ms.str = "Chris"
+	// ms := &struct1{10, 15.5, "Chris"}
+	fmt.Printf("The int is: %d\n", ms.i1)
+	fmt.Printf("The float is: %f\n", ms.f1)
+	fmt.Printf("The string is: %s\n", ms.str)
+	fmt.Println(ms) // output: &{10 15.5 Chris}
+}